From 0f99873f604619404c6d76512d997ec123d639dc Mon Sep 17 00:00:00 2001
From: Kroese <kroese@users.noreply.github.com>
Date: Wed, 19 Apr 2023 03:58:21 +0200
Subject: [PATCH] Add full preallocation (writing zeroes)

---
 run/install.sh | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/run/install.sh b/run/install.sh
index 5d3a3d6..5be640b 100644
--- a/run/install.sh
+++ b/run/install.sh
@@ -124,11 +124,10 @@ if [ "$ALLOCATE" != "F" ]; then
 
 else
 
-  MB=$(( (SYSTEM_SIZE + 1048575)/1048576 ))
-  echo "INFO: Writing ${MB} MB of zeroes, please wait.."
+  GB=$(( (SYSTEM_SIZE + 1073741823)/1073741824 ))
+  echo "INFO: Writing ${GB} GB of zeroes, please wait.."
 
-  dd if=/dev/zero of="${SYSTEM}" count="${MB}" bs=1M
-  truncate -s "${SYSTEM_SIZE}" "${SYSTEM}"
+  dd if=/dev/zero of="${SYSTEM}" count="${SYSTEM_SIZE}" bs=1M iflag=count_bytes
 
 fi